NAINGGOLAN, R. br; TJAHJONO, B. .; WIDODO, A. M. .; AKBAR , H. . Evaluation Of It System Operational Services Using The Itil Framework In The Service Desk Domain (A Case Study Of PT Erafone Dotcom) . Eduvest - Journal of Universal Studies, [S. l.], v. 5, n. 8, p. 10040–10058, 2025. DOI: 10.59188/eduvest.v5i8.51908. Disponível em: https://eduvest.greenvest.co.id/index.php/edv/article/view/51908. Acesso em: 16 feb. 2026.